ARM: bcm2835: Add PWM clock support to the device tree

Signed-off-by: Remi Pommarel <repk@triplefau.lt>
[anholt: Rebased on 2835.dtsi -> 283x.dtsi change]
Signed-off-by: Eric Anholt <eric@anholt.net>

diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi
index 3afb9fe..a584a93 100644 (file)
--- a/arch/arm/boot/dts/bcm2835-rpi.dtsi
+++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi
@@ -58,3 +58,7 @@
        status = "okay";
        bus-width = <4>;
 };
+
+&pwm {
+       status = "okay";
+};

diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi
index f0d4573..e4a2792 100644 (file)
--- a/arch/arm/boot/dts/bcm283x.dtsi
+++ b/arch/arm/boot/dts/bcm283x.dtsi
@@ -180,6 +180,16 @@
                        status = "disabled";
                };
 
+               pwm: pwm@7e20c000 {
+                       compatible = "brcm,bcm2835-pwm";
+                       reg = <0x7e20c000 0x28>;
+                       clocks = <&clocks BCM2835_CLOCK_PWM>;
+                       assigned-clocks = <&clocks BCM2835_CLOCK_PWM>;
+                       assigned-clock-rates = <10000000>;
+                       #pwm-cells = <2>;
+                       status = "disabled";
+               };
+
                sdhci: sdhci@7e300000 {
                        compatible = "brcm,bcm2835-sdhci";
                        reg = <0x7e300000 0x100>;